Inflatable air cushion



FIG. 1 is a perspective view of an inflatable air cushion showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

The inflation means depicted by means of broken lines in FIGS. 1, 2, 4, 6, and 7 is shown for illustrative purposes only and forms no part of the claimed design. 

The ornamental design of an inflatable air cushion, as shown and described. 